What three phases of matter coexist in perfect equilibrium at a
Chapter 1

Nature's pause button

Chapter 2

The quantum blur

Chapter 3

The human waiting room

Chapter 4

Life on hold

YOUR GOAL

Master of The beauty of being stuck

Ch 1 · Nature's pause button
007skaty

007skaty The molecular structure of glass and amorphous solids

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007skaty Embryonic Diapause

Press pause on the embryo, waiting till the season is safe!

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The most sudden transformations come from states of prolonged, silent tension.

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007skaty The physical process of supercooling pure liquid water

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Glass and the mystery of amorphous solids

007skaty The chaotic molecular structure of amorphous solids gives glass its unique combination of transparency and brittle strength.

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The chaotic dance of the triple point

007skaty A color-coded vector diagram shows water transitioning chaotically between three different states.

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Mossy Maybe
BETA

007skaty Clear the mossy paths to learn how to navigate temporary states of uncertainty.

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Fun Fact

Supercooled water: If you supercool purified bottled water in a freezer, tapping the bottle will instantly turn the liquid into solid ice before your eyes.

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Glossary
dormancy (noun)
A state of temporary metabolic inactivity or suspended growth in an organism. Wood frogs enter this state during Alaskan winters, allowing over half of their body to freeze.

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Gossip

Which phase change is coolest?

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Quiz

What is required for supercooled water to instantly freeze into ice?

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007skaty Supersaturated sodium acetate solutions undergo instant crystallization.

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Quiz

At what temperature can pure water remain liquid in a supercooled state under laboratory conditions?

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Quiz

Which of these is an example of an amorphous solid?

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Quiz

What is the exact temperature required to reach the triple point of water?

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Quiz

What chemical is commonly used in reusable snap hand warmers to create a supersaturated solution?

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Quiz

Why is glass classified as an amorphous solid rather than a typical crystalline solid?

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Quiz

What happens when a seed crystal is dropped into a supersaturated solution?

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Quiz

What three phases of matter coexist in perfect equilibrium at a substance's triple point?

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